The Phase Diagram for a Pure Substance Is Given Below

question 3

Multiple Choice

The phase diagram for a pure substance is given below. What pressure must be applied to liquefy a sample at 425 K?

• A) 350 atm
• B) The sample cannot be liquefied at 425 K.
• C) 150 atm
• D) 50 atm
• E) 250 atm

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